Which of the following soil types is generally considered most suitable for intensive agriculture in India?

Difficulty: Easy

Correct Answer: Alluvial soils

Explanation:


Introduction / Context:

Different soil types support different kinds of crops and agricultural practices. In Indian geography, questions frequently ask which soils are most suitable for agriculture because this affects crop patterns, irrigation practices, and population distribution. Alluvial soils in particular are associated with the fertile plains of major rivers and are a key reason why certain regions are densely cultivated.


Given Data / Assumptions:

  • The question asks which soil is suitable for agriculture in a general sense.
  • The options are alluvial soils, red soils, sandy soils, and peaty soils.
  • We assume suitability for intensive, high yield agriculture over large areas, not just for specialised crops.
  • Alluvial soils are found in river plains and deltas and are known for fertility and depth.


Concept / Approach:

Alluvial soils are formed by the deposition of sediments by rivers. In India, the Indo Gangetic and Brahmaputra plains are covered with alluvial soils that are rich in minerals, have good texture, and respond well to irrigation and fertilisers. These soils support a wide variety of crops, including rice, wheat, sugarcane, and pulses. Red soils can be productive with inputs but are generally less fertile than alluvium. Sandy soils drain quickly and are poor in nutrients, while peaty soils are limited and often acidic. Therefore, alluvial soils are generally considered the most suitable for intensive agriculture.


Step-by-Step Solution:

Step 1: Recall that alluvial soils cover large parts of northern and eastern India, especially the Indo Gangetic plains. Step 2: Remember that these soils are deep, well drained, and nutrient rich, supporting high agricultural productivity. Step 3: Recognise that red soils are more common in peninsular regions and often need significant fertiliser input for high yields. Step 4: Note that sandy soils have poor water and nutrient holding capacity, making them less ideal for intensive cropping. Step 5: Understand that peaty soils are waterlogged, rich in organic matter but not widespread or ideal for general agriculture. Step 6: Conclude that alluvial soils are the best answer for general agricultural suitability in India.


Verification / Alternative check:

Standard geography books describe the Indo Gangetic plain as the food bowl of India and link this directly to the presence of fertile alluvial soils and adequate irrigation. Crop production statistics show that these areas produce a large share of the country's cereals. In contrast, regions dominated by sandy desert soils or peat are either sparsely cultivated or used for specialised crops only. This evidence supports the conclusion that alluvial soils are most suitable for agriculture in the broad sense.


Why Other Options Are Wrong:

Red soils: These can support crops such as millets and groundnut but often require careful management and fertilisation and are not as naturally fertile as alluvial soils. Sandy soils: These soils are light and easy to work but poor in nutrients and water retention, making them less suitable for intensive farming. Peaty soils: Found mainly in waterlogged and marshy areas, these are rich in organic matter but occupy limited areas and are not the main agricultural soils of India.


Common Pitfalls:

Some learners may over interpret the phrase suitable for agriculture and think that all listed soils must be useful in some way, leading to confusion. Others might recall that red soils are widely spread and mistakenly choose them. The key is to focus on large scale, intensive, multi crop agriculture, which is best supported by alluvial soils in river plains.


Final Answer:

The soil type generally considered most suitable for intensive agriculture in India is alluvial soils.

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